---> uname -a: Linux 8aeb6ac011f8 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.5G 41.5G 17% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 784 103 0 949 984 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 16: eth0@if17: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/15/20 _x86_64_ (4 CPU) 22:31:08 LINUX RESTART 22:32:01 tps rtps wtps bread/s bwrtn/s 22:33:01 21.91 3.98 17.93 1045.98 3173.76 22:34:01 1.75 0.00 1.75 0.00 34.75 22:35:01 0.33 0.00 0.33 0.00 3.80 22:36:01 0.25 0.00 0.25 0.00 3.36 22:37:01 0.23 0.00 0.23 0.00 3.66 22:38:01 0.33 0.02 0.32 0.13 3.93 22:39:01 0.43 0.00 0.43 0.00 5.05 22:40:01 1.38 1.10 0.28 62.36 3.86 22:41:01 436.25 226.77 209.48 10793.88 62392.78 Average: 51.50 25.80 25.70 1324.17 7301.36 22:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:33:01 212608 1668948 88.70 2620 1075492 1110012 37.88 441484 1068560 16 22:34:01 210440 1671116 88.82 2620 1075556 1079736 36.85 449580 1063516 32 22:35:01 210852 1670704 88.79 2620 1075504 1079652 36.85 449332 1063420 12 22:36:01 209896 1671660 88.84 2620 1075504 1079712 36.85 451316 1062824 12 22:37:01 209892 1671664 88.84 2620 1075512 1079736 36.85 455916 1058464 8 22:38:01 210580 1670976 88.81 2620 1075520 1079708 36.85 454976 1058460 12 22:39:01 210440 1671116 88.82 2620 1075520 1079708 36.85 445632 1067804 8 22:40:01 200856 1680700 89.33 2620 1077488 1081780 36.92 449712 1068200 108 22:41:01 70268 1811288 96.27 1524 1008784 1362996 46.52 641028 878460 672 Average: 193981 1687575 89.69 2498 1068320 1114782 38.05 470997 1043301 98 22:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:33:01 eth0 225.57 203.73 349.15 340.39 0.00 0.00 0.00 22:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:33:01 docker0 128.02 91.36 10.07 302.98 0.00 0.00 0.00 22:34:01 eth0 1.38 0.55 0.58 0.39 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 eth0 0.77 0.25 0.27 0.02 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 eth0 1.08 0.28 0.32 0.20 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 0.72 0.40 0.41 0.26 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 4.68 3.65 3.56 10.38 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 vethafe7459 3.91 3.19 0.30 5.27 0.00 0.00 0.00 22:41:01 eth0 1215.80 823.94 9090.63 487.60 0.00 0.00 0.00 22:41:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:41:01 docker0 162.79 125.74 13.44 398.36 0.00 0.00 0.00 Average: vethafe7459 0.43 0.36 0.03 0.59 0.00 0.00 0.00 Average: eth0 135.28 91.68 1011.47 54.25 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.11 13.99 1.50 44.32 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/15/20 _x86_64_ (4 CPU) 22:31:08 LINUX RESTART 22:32:01 CPU %user %nice %system %iowait %steal %idle 22:33:01 all 3.83 0.00 1.42 0.63 0.01 94.11 22:33:01 0 2.88 0.00 1.31 0.07 0.00 95.74 22:33:01 1 3.90 0.00 1.59 0.40 0.00 94.11 22:33:01 2 3.63 0.00 1.52 1.91 0.00 92.95 22:33:01 3 4.89 0.00 1.29 0.13 0.02 93.67 22:34:01 all 0.18 0.00 0.07 0.00 0.00 99.75 22:34:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:34:01 1 0.15 0.00 0.08 0.00 0.00 99.77 22:34:01 2 0.47 0.00 0.03 0.00 0.00 99.50 22:34:01 3 0.05 0.00 0.07 0.00 0.00 99.88 22:35:01 all 0.17 0.00 0.05 0.00 0.00 99.79 22:35:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:35:01 1 0.05 0.00 0.03 0.00 0.00 99.92 22:35:01 2 0.53 0.00 0.07 0.00 0.00 99.40 22:35:01 3 0.07 0.00 0.07 0.00 0.00 99.87 22:36:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:36:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:36:01 1 0.07 0.00 0.08 0.00 0.00 99.85 22:36:01 2 0.48 0.00 0.00 0.00 0.00 99.52 22:36:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:37:01 all 0.17 0.00 0.05 0.00 0.00 99.78 22:37:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:37:01 1 0.23 0.00 0.10 0.00 0.00 99.67 22:37:01 2 0.37 0.00 0.07 0.00 0.00 99.57 22:37:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:38:01 all 0.15 0.00 0.03 0.00 0.00 99.81 22:38:01 0 0.00 0.00 0.02 0.00 0.00 99.98 22:38:01 1 0.55 0.00 0.05 0.02 0.00 99.38 22:38:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:38:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:39:01 all 0.16 0.00 0.03 0.00 0.00 99.81 22:39:01 0 0.03 0.00 0.00 0.00 0.00 99.97 22:39:01 1 0.50 0.00 0.03 0.00 0.00 99.47 22:39:01 2 0.07 0.00 0.07 0.00 0.00 99.87 22:39:01 3 0.02 0.00 0.05 0.00 0.02 99.92 22:40:01 all 0.25 0.00 0.13 0.01 0.00 99.60 22:40:01 0 0.12 0.00 0.12 0.00 0.02 99.75 22:40:01 1 0.65 0.00 0.15 0.03 0.00 99.17 22:40:01 2 0.15 0.00 0.20 0.00 0.00 99.65 22:40:01 3 0.12 0.00 0.03 0.00 0.00 99.85 22:41:01 all 16.45 0.00 10.80 4.67 0.03 68.05 22:41:01 0 17.34 0.00 10.99 4.69 0.02 66.97 22:41:01 1 15.82 0.00 11.26 6.49 0.03 66.40 22:41:01 2 16.14 0.00 11.63 3.00 0.03 69.20 22:41:01 3 16.50 0.00 9.31 4.52 0.02 69.66 Average: all 2.36 0.00 1.38 0.58 0.00 95.67 Average: 0 2.25 0.00 1.38 0.52 0.00 95.86 Average: 1 2.41 0.00 1.47 0.76 0.00 95.36 Average: 2 2.41 0.00 1.50 0.54 0.00 95.55 Average: 3 2.38 0.00 1.19 0.51 0.01 95.92